Searching for knowledge on the history of ethics returns mostly discourse on the development of philosophical thought about ethics. This is the history of a branch of philosophy, and philosophers reasoning of ethics, but it is not the history of how ethics has been applied in everyday life by common folk.

We can learn from studying the philosophy because it both echoes commonplace application of ethics and offers leadership in the area. Ethics is a subject tightly entwined with religion, medicine, security, politics and even science since both science and ethics involve prediction and analysis.

Here is some documentation of the progression of the History of Science and Technology. – [hackingtheuniverse.com] From sources like this, we can extract some historical information about the progression of ethical development within philosophy: